Constellation
12 Month (No Min Usage Fee)
Rate
13.10¢
Term
12 Months
$1000 kWh
$131
Rates as of July 2026 · verify on the EFL
- ✓ 30% green
Best for Reliability Constellation in Tomball
Constellation in Tomball.
Constellation has 3 plans live on the CenterPoint grid serving Tomball. Lowest rate 13.10¢/kWh — about 1.6¢ below the Tomball average.
3.9 · CenterPoint grid · 12K residents · Harris County
Constellation in Tomball
By the numbers.
Lowest here
13.10¢
Constellation in Tomball
Tomball avg
14.72¢
across all providers
Constellation plans
3
on CenterPoint
100% green
0
renewable plans
What you actually pay in Tomball
Energy charge vs the wires.
Constellation's cheapest plan in Tomball is 13.1¢/kWh all-in. That number is two parts: Constellation's energy charge, plus the CenterPoint delivery charge — the cost of the poles and wires, set by the PUCT and identical on every plan from every provider on this grid.
Constellation energy
8.4¢
CenterPoint delivery
4.7¢
All-in
13.1¢
At a typical 1,000 kWh month, that's about $131 — including the ~$4.39 CenterPoint meter charge. Because delivery is fixed, the only lever between providers in Tomball is the energy charge. Constellation's best rate ranks #12 of 18 providers on the CenterPoint grid.
Top Constellation picks for Tomball
Best Constellation plans here.
Constellation
12 Month GREEN (No Min Usage Fee)
Rate
13.90¢
Term
12 Months
$1000 kWh
$139
Rates as of July 2026 · verify on the EFL
- ✓ 30% green
Constellation
12Mo Usage Bill Credit + A/C Protection for 2 Units and HVAC Monitoring
Rate
13.90¢
Term
12 Months
$1000 kWh
$139
Rates as of July 2026 · verify on the EFL
- ✓ 30% green
Tomball, Harris County — population 12K, sample ZIP 77375. Served by CenterPoint (outage line: 1-800-332-7143).
Switching in Tomball
Same wires — new bill from Constellation.
CenterPoint owns the wires in Tomball and processes the switch in 1-3 business days — no service interruption, no truck roll, no new equipment. Constellation files the switch on your behalf. Same-day if you order before 4-5 PM Central.
Constellation in Tomball — FAQ
Common questions.
Does Constellation serve Tomball, TX?
Yes. Constellation offers 3 plans in Tomball on the CenterPoint grid, starting at 13.1¢/kWh all-in. Enrollment is online and service is delivered by CenterPoint.
What's the delivery charge in Tomball?
CenterPoint charges about 4.7¢/kWh plus ~$4.39/month to deliver power in Tomball. This is set by the PUCT and is identical on every plan — from Constellation or any other provider — so the only number that actually differs between providers is the energy charge.
Where does Constellation rank on price in Tomball?
Constellation's lowest Tomball rate ranks #12 of 18 providers serving the CenterPoint grid. The cheapest plan overall in Tomball is 6.2¢/kWh; Constellation's best is 13.1¢/kWh.
How long does it take to switch to Constellation in Tomball?
1 to 3 business days. CenterPoint keeps delivering power the whole time — no interruption, no new meter, no truck roll. Order before roughly 4–5 PM Central on a weekday and same-day switching is usually available.
More on Constellation
Explore Constellation.
Compare Constellation plans in Tomball
See how Constellation's 3 plans stack up at your real Tomball usage.
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How enrollment works
You pick the plan here. Enrollment finishes on our secure checkout — same rate, no markup. If you'd rather skip the ZIP entry, Live Link pulls your real usage from Smart Meter Texas in about 30 seconds. Same plans, same checkout, less typing.